package com.atguigu.uml.dependence;

/**
 * @author ccc
 * @create 2020-07-14 19:53
 */
public class PersonServiceBean {

    private PersonDao personDao;//类

    public void save(Person person){}

    public IDCard getIDCard(Integer personid){
        return null;
    }
    public void modify(){
        Department department = new Department();
    }

}
